Mounting bracket for a rail system



FIG. 1 is a top view of the mounting bracket of my new design;

FIG. 2 is a left side elevational view.

FIG. 3 is a front elevation.

FIG. 4 is a right side elevation.

FIG. 5 is a bottom view of my mounting bracket.

FIG. 6 is a rear view.

FIG. 7 is an isometric view of the bracket from the rear.

FIG. 8 is a perspective view of the bracket. 

The ornamental design for a mounting bracket for a rail system, as shown and described. 